ἀρχιερατικός
From LSJ
καὶ λέγων ὅτι Πεπλήρωται ὁ καιρὸς καὶ ἤγγικεν ἡ βασιλεία τοῦ θεοῦ· μετανοεῖτε καὶ πιστεύετε ἐν τῷ εὐαγγελίῳ → declaring “The time has been accomplished and the kingdom of God is near: start repenting and believing in the gospel!” (Μark 1:15)
English (LSJ)
ή, όν,
A of the ἀρχιερεύς, ἐκ γένους ἀ. Act.Ap.4.6, cf. J.AJ15.3.1, OGI470.21, Jahresh.15.51, etc.; θρόνοι Just.Nov. 42.1.1.